Parameter identification of a phase-field fracture model using integrated digital image correlation
Phase-field fracture (PFF) modeling is a popular approach to model and simulate fracture
processes in solids. Accurate material parameters and boundary conditions are of utmost …
processes in solids. Accurate material parameters and boundary conditions are of utmost …
Experimental characterization and numerical modelling of fracture processes in granite
Failure in brittle rock happens because micro-cracks in the crystal structure coalesce and
form a localized fracture. The propagation of the fracture is in turn strongly influenced by …
form a localized fracture. The propagation of the fracture is in turn strongly influenced by …
Non-local continuum damage model for poro-viscoelastic porous media
We present a novel poro-damage-viscoelastic model for predicting the failure response of
fluid-saturated porous geomaterials. The Generalized Maxwell model is introduced for the …
fluid-saturated porous geomaterials. The Generalized Maxwell model is introduced for the …
[HTML][HTML] A large strain anisotropic ductile damage model—Effective driving forces and gradient-enhancement of damage vs. plasticity
L Sprave, A Menzel - Computer Methods in Applied Mechanics and …, 2023 - Elsevier
A novel anisotropic ductile damage model at finite strains is proposed in this work. The
model is formulated based on the fictitious configuration concept and includes deformation …
model is formulated based on the fictitious configuration concept and includes deformation …
Anisotropic damage modeling of concrete materials
R Desmorat - International Journal of Damage Mechanics, 2016 - journals.sagepub.com
An anisotropic damage model is proposed for concrete materials. As required by
thermodynamics a single damage variable, tensorial, is considered for any loading: as a …
thermodynamics a single damage variable, tensorial, is considered for any loading: as a …
From diffuse damage to strain localization from an Eikonal Non-Local (ENL) Continuum Damage model with evolving internal length
Abstract Integral Non-Local (INL) formulations are often used to regularize Continuum
Damage computations, in the presence of stress softening for instance. The introduction of a …
Damage computations, in the presence of stress softening for instance. The introduction of a …
Comparative verification of discrete and smeared numerical approaches for the simulation of hydraulic fracturing
The numerical treatment of propagating fractures as embedded discontinuities is a
challenging task for which an analyst has to select a suitable numerical method from a range …
challenging task for which an analyst has to select a suitable numerical method from a range …
[HTML][HTML] Localization analysis of nonlocal models with damage-dependent nonlocal interaction
M Jirásek, R Desmorat - International Journal of Solids and Structures, 2019 - Elsevier
This paper systematically evaluates (in the one-dimensional setting) the performance of a
new type of integral nonlocal averaging scheme, initially motivated by the idea of internal …
new type of integral nonlocal averaging scheme, initially motivated by the idea of internal …
Efficient algorithmic incorporation of tension compression asymmetry into an anisotropic damage model
M Fassin, R Eggersmann, S Wulfinghoff… - Computer Methods in …, 2019 - Elsevier
In order to exclude spurious failure in compression the consideration of tension compression
asymmetry (TCA) in damage models is of great interest in research as well as in industry …
asymmetry (TCA) in damage models is of great interest in research as well as in industry …
Differential geometry-based thermodynamics derivation of isotropic and anisotropic eikonal non-local gradient (ENLG) damage models using a micromorphic media …
The Eikonal non-local damage (ENL) approach models damage as a space-deforming
phenomenon that affects the interaction distance between material points. As damage …
phenomenon that affects the interaction distance between material points. As damage …